diff --git a/setup.py b/setup.py
index 2a7acbe3a5ec6d0355dd21fd59e2ecbba3141224..990a7830dbdadf77a41ce4e2f3b1cebc81a9bc03 100644
--- a/setup.py
+++ b/setup.py
@@ -212,10 +212,6 @@ def main():
             "Programming Language :: C++",
             "Programming Language :: Python",
             "Programming Language :: Python :: 3",
-            "Programming Language :: Python :: 2.6",
-            "Programming Language :: Python :: 2.7",
-            "Programming Language :: Python :: 3.3",
-            "Programming Language :: Python :: 3.4",
             "Topic :: Scientific/Engineering",
             "Topic :: Scientific/Engineering :: Mathematics",
             "Topic :: Scientific/Engineering :: Physics",